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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

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4.7

Reykjanes Ridge

28 October 2026, 21:44:30 (+03) 2026-10-28 18:44:30 UTC

3 sources: EMSC, USGS, GFZ mb
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Magnitude
4.7 mb
Depth
10.0 km
Coordinates
57.9607, -32.2017
Data consistency
94/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
6

Approximate energy released

≈ 169 t TNT

7.08e+11 J

Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).

Did you feel this earthquake?

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Community reports

Based on voluntary reports from users; not an instrumental measurement or official intensity. For official information follow AFAD and Kandilli Observatory announcements.

Impact information reported by sources

  • USGS Earthquake Hazards Program Tsunami flag: No

These values are automatic products of the respective agency, not an assessment by this platform. For tsunami warnings follow the Kandilli Observatory Regional Earthquake-Tsunami Monitoring Center and AFAD.

Nearby places

No records.

Nearby faults (50 km)

No mapped fault within 50 km.

Last year, within 100 km

6 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 2
  • M5 4
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 6
  • 20–40 km 0
  • 40–70 km 0
  • 70–150 km 0
  • 150+ km 0

Largest previous earthquakes within 100 km

Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).

Comparison with past records

…

No earlier earthquakes are recorded in this area.

  • Source:

Where does this earthquake come from?

Source comparison

Sources report different values.
Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
REYKJANES RIDGE
 4.7 mb 10.0 km 18:44:31.070 Δt 0.36 sn · 15.34 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
Reykjanes Ridge
 4.7 mb 10.0 km 18:44:30.711 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Reykjanes Ridge
 4.9 mb 10.0 km 18:44:31.820 Δt 1.11 sn · 12.04 km · ΔM +0.2 Original record

This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 29.10.2026 10:38:09 · EMSC · update

    latitude: 58.056 → 58.0929 longitude: -32.075 → -32.1286 magnitude: 4.9 → 4.7 time: 2026-10-28T18:44:31.580+00:00 → 2026-10-28T18:44:31.070+00:00

  2. 29.10.2026 01:07:33 · SISTEM · recompute

    latitude: 58.056 → 57.9607 longitude: -32.075 → -32.2017 magnitude: 4.9 → 4.7 time: 2026-10-28T18:44:31.580Z → 2026-10-28 18:44:30.711+00:00 source count: 2 → 3 review status: automatic → reviewed confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  3. 28.10.2026 23:01:03 · EMSC · update

    latitude: 58.18 → 58.056 longitude: -32.03 → -32.075 time: 2026-10-28T18:44:31.900+00:00 → 2026-10-28T18:44:31.580+00:00

  4. 28.10.2026 23:01:03 · SISTEM · recompute

    latitude: 58.18 → 58.056 longitude: -32.03 → -32.075 time: 2026-10-28T18:44:31.900Z → 2026-10-28 18:44:31.580+00:00

  5. 28.10.2026 22:51:59 · EMSC · update

    depth: 15 → 10 latitude: 58.031 → 58.18 longitude: -32.0735 → -32.03 time: 2026-10-28T18:44:32.450+00:00 → 2026-10-28T18:44:31.900+00:00

  6. 28.10.2026 22:51:59 · SISTEM · recompute

    depth: 15 → 10 latitude: 58.031 → 58.18 longitude: -32.0735 → -32.03 time: 2026-10-28T18:44:32.450Z → 2026-10-28 18:44:31.900+00:00

  7. 28.10.2026 22:14:59 · SISTEM · recompute

    depth: 10 → 15 latitude: 58.044 → 58.031 longitude: -32.072 → -32.0735 time: 2026-10-28T18:44:31.820Z → 2026-10-28 18:44:32.450+00:00 source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

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